Parse integers

Compute the sum of integers read from STDIN as fast as possible.

Input: 50 000 000 lines, each containing one integer in the range [0; 2147483647].

Output: The uint64 sum of all numbers, printed as a decimal string.

Note: Integer overflow is expected – use a 64-bit accumulator.

Restrictions:30s512Mb 1 Score Packages

Feel free to create an issue if you need an extra library from the standard Ubuntu repository.

Name	Version	Description
libc6-dev	2.39-0ubuntu8.7	GNU C Library: Development Libraries and Header Files Contains the symlinks, headers, and object files needed to compile and link programs which use the standard C library.
libclang-common-14-dev	1:14.0.6-19build4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-15-dev	1:15.0.7-14build3	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-16-dev	1:16.0.6-23ubuntu4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-17-dev	1:17.0.6-9ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-18-dev	1:18.1.3-1ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-19-dev	1:19.1.1-1ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-20-dev	1:20.1.2-0ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libcrypt-dev	1:4.4.36-4build1	libcrypt development files This package contains the files needed for developing applications that use libcrypt.
libgcc-10-dev	10.5.0-4ubuntu2.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-11-dev	11.5.0-1ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-12-dev	12.4.0-2ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-13-dev	13.3.0-6ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-14-dev	14.2.0-4ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libobjc-13-dev	13.3.0-6ubuntu2~24.04.1	Runtime library for GNU Objective-C applications (development files) This package contains the headers and static library files needed to build GNU ObjC applications.
libssl-dev	3.0.13-0ubuntu3.9	Secure Sockets Layer toolkit - development files This package is part of the OpenSSL project's implementation of the SSL and TLS cryptographic protocols for secure communication over the Internet. . It contains development libraries, header files, and manpages for libssl and libcrypto.
libstdc++-10-dev	10.5.0-4ubuntu2.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-11-dev	11.5.0-1ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-12-dev	12.4.0-2ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-13-dev	13.3.0-6ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-14-dev	14.2.0-4ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libtbb-dev	2021.11.0-2ubuntu2	parallelism library for C++ - development files TBB is a library that helps you leverage multi-core processor performance without having to be a threading expert. It represents a higher-level, task-based parallelism that abstracts platform details and threading mechanism for performance and scalability. . (Note: if you are a user of the i386 architecture, i.e., 32-bit Intel or compatible hardware, this package only supports Pentium4-compatible and higher processors.) . This package includes the TBB development files.

Date	Author	Language	Status	Score
Jan 2, 2025 08:20	matsuoka-601	GOgo1.18	Success	23,005
Jan 2, 2025 08:20	matsuoka-601	GOgo1.16	Success	21,591+0.11 RP
Jan 2, 2025 08:19	matsuoka-601	GOgo1.16.7	Success	21,596+9.76 RP
Jan 2, 2025 08:18	matsuoka-601	GOgo1.23.4	Success	23,035
Jan 2, 2025 08:08	matsuoka-601	GOgo1.21.4	Error
Jan 2, 2025 08:06	matsuoka-601	GOgo1.21.4	Success	23,248
Jan 2, 2025 07:58	matsuoka-601	GOgo1.21.4	Success	34,059
Jan 2, 2025 07:56	matsuoka-601	GOgo1.21.4	Success	34,065
Jan 2, 2025 03:33	InspectorBoat	ZIG0.13.0	Error
Jan 2, 2025 03:29	InspectorBoat	ZIG0.13.0	Error
Jan 2, 2025 03:20	InspectorBoat	ZIG0.13.0	Error
Jan 1, 2025 20:30	matsuoka-601	GOgo1.21.4	Success	36,076
Jan 1, 2025 20:06	matsuoka-601	GOgo1.21.4	Success	34,116
Jan 1, 2025 20:05	matsuoka-601	GOgo1.21.4	Success	89,476
Jan 1, 2025 20:03	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 19:55	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 19:54	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 19:54	matsuoka-601	GOgo1.21.4	Success	25,394
Jan 1, 2025 19:53	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 19:41	matsuoka-601	GOgo1.21.4	Success	37,800
Jan 1, 2025 19:40	matsuoka-601	GOgo1.21.4	Success	106,695
Jan 1, 2025 19:39	matsuoka-601	GOgo1.21.4	Success	39,279
Jan 1, 2025 19:36	matsuoka-601	GOgo1.21.4	Success	39,691
Jan 1, 2025 19:35	matsuoka-601	GOgo1.21.4	Success	90,026
Jan 1, 2025 19:29	matsuoka-601	GOgo1.21.4	Success	85,354
Jan 1, 2025 19:18	matsuoka-601	GOgo1.21.4	Success	25,348
Jan 1, 2025 19:08	matsuoka-601	GOgo1.21.4	Success	26,140
Jan 1, 2025 19:04	matsuoka-601	GOgo1.21.4	Success	33,297
Jan 1, 2025 18:56	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 17:25	matsuoka-601	GOgo1.21.4	Success	38,517
Jan 1, 2025 17:19	matsuoka-601	GOgo1.21.4	Success	38,195
Jan 1, 2025 17:18	matsuoka-601	GOgo1.21.4	Success	95,927
Jan 1, 2025 16:57	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 16:51	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 15:49	matsuoka-601	GOgo1.21.4	Success	43,336
Jan 1, 2025 15:48	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 15:48	matsuoka-601	GOgo1.21.4	Success	43,711
Jan 1, 2025 15:45	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 15:44	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 15:44	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 15:22	matsuoka-601	GOgo1.21.4	Success	41,561
Jan 1, 2025 15:21	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 15:21	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 15:18	matsuoka-601	GOgo1.21.4	Success	85,167
Jan 1, 2025 15:17	matsuoka-601	GOgo1.21.4	Success	89,609
Jan 1, 2025 15:13	matsuoka-601	GOgo1.21.4	Success	42,292
Jan 1, 2025 15:13	matsuoka-601	GOgo1.21.4	Success	91,878
Jan 1, 2025 14:48	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 14:47	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 14:37	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 14:37	matsuoka-601	GOgo1.21.4	Error
Jan 1, 2025 13:43	matsuoka-601	GOgo1.21.4	Success	54,101
Dec 31, 2024 18:06	matsuoka-601	GOgo1.21.4	Success	81,098
Dec 31, 2024 18:05	matsuoka-601	GOgo1.23.4	Success	81,252
Dec 31, 2024 17:57	matsuoka-601	GOgo1.23.4	Success	82,471
Dec 31, 2024 17:55	matsuoka-601	GOgo1.23.4	Success	82,470
Dec 31, 2024 17:50	matsuoka-601	GOgo1.23.4	Error
Dec 31, 2024 17:45	matsuoka-601	GOgo1.23.4	Success	82,473
Dec 31, 2024 17:41	matsuoka-601	GOgo1.21.6	Success	80,825
Dec 31, 2024 17:33	matsuoka-601	GOgo1.21.6	Success	91,856
Dec 31, 2024 13:01	scompa18	CPPclang++18.1.3	Success	62,342+154.93 RP
Dec 31, 2024 12:26	scompa18	CPPclang++18.1.3	Success	1,827,660+5.47 RP
Dec 30, 2024 23:46	tkal	CPPg++13.2.0	Success	70,093
Dec 30, 2024 23:45	tkal	CPPg++13.2.0	Success	70,192
Dec 30, 2024 23:44	tkal	CPPg++13.2.0	Success	69,903+0.09 RP
Dec 30, 2024 23:43	tkal	CPPg++13.2.0	Success	180,643
Dec 30, 2024 23:42	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:37	tkal	CPPg++13.2.0	Success	69,946+0.50 RP
Dec 30, 2024 23:36	tkal	CPPg++13.2.0	Success	70,260
Dec 30, 2024 23:36	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:35	tkal	CPPg++13.2.0	Success	74,711
Dec 30, 2024 23:34	tkal	CPPg++13.2.0	Success	70,191+45.23 RP
Dec 30, 2024 23:33	tkal	CPPg++13.2.0	Success	365,043
Dec 30, 2024 23:33	tkal	CPPg++13.2.0	Success	102,992
Dec 30, 2024 23:32	tkal	CPPg++13.2.0	Success	102,835+0.22 RP
Dec 30, 2024 23:32	tkal	CPPclang++18.1.3	Success	134,516
Dec 30, 2024 23:31	tkal	CPPg++13.2.0	Success	103,070+97.02 RP
Dec 30, 2024 23:19	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:18	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:17	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:16	tkal	CPPclang++18.1.3	Error
Dec 29, 2024 02:49	Christopher Mullins	GOgo1.23.4	Success	77,044
Dec 29, 2024 00:32	Christopher Mullins	GOgo1.23.4	Success	53,246+79.78 RP
Dec 28, 2024 18:53	Aryan Jain	CPPg++13.2.0	Success	203,089+0.86 RP
Dec 28, 2024 18:50	Aryan Jain	CPPg++13.2.0	Success	206,685+0.01 RP
Dec 28, 2024 18:49	Aryan Jain	CPPg++13.2.0	Success	206,713+3.51 RP
Dec 28, 2024 18:43	Aryan Jain	CPPg++13.2.0	Success	222,883+20.24 RP
Dec 28, 2024 18:36	Aryan Jain	CPPg++13.2.0	Error
Dec 28, 2024 18:31	Aryan Jain	CPPg++13.2.0	Success	406,044+19.48 RP
Dec 28, 2024 18:27	Aryan Jain	CPPclang++18.1.3	Success	1,943,468+5.15 RP
Dec 28, 2024 18:25	Aryan Jain	CPPclang++18.1.3	Error
Dec 28, 2024 18:22	korey-s	RUSTrust-1.83.0	Success	51,982
Dec 28, 2024 18:17	korey-s	RUSTrust-1.83.0	Success	51,955+29.17 RP
Dec 28, 2024 18:16	korey-s	RUSTrust-1.83.0	Success	61,234+136.52 RP
Dec 28, 2024 18:07	korey-s	RUSTrust-1.83.0	Error
Dec 28, 2024 14:26	Neo	CPPclang++18.1.3	Error
Dec 28, 2024 13:07	Neo	CPPclang++18.1.3	Success	52,487
Dec 28, 2024 13:07	Neo	CPPg++13.2.0	Success	52,417
Dec 28, 2024 13:00	Neo	CPPg++13.2.0	Success	49,210+18.84 RP
Dec 28, 2024 12:46	Neo	CPPg++13.2.0	Success	57,688

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	1